Highfields Amateur Radio Club
Glossary Appendix.

Battery Details.

Do not confuse with these other batteries listed as "25":
335 (RW25); LR57 (25, RW395/25).

A stack of 3 × PX13.

Equivalents:

3MR9, 1311MP, A25PX, EPX25, PX25, RPX25, V25PX,

Image not to scale.	Common Name.	Dimensions. Length × Diameter.	Chemical Composition.	Nominal Voltage.
	PX25.	21 mm × 16.5 mm Contacts: Raised "pip" Positive Raised "pip" opposite end Negative.	Alkaline.	4.5 volts. (4.05 volts for the discontinued Mercury types)